dtmail: Make it build. There is more work to be done here.

Specifically, we should be able to have libDtMail subdir build all of
it's objects directly w/o intervening Makefile.am's and archive .a
libs.

cde/programs/dtmail/libDtMail/RFC/MIMEBodyPart.C

@@ -57,7 +57,7 @@
 
 // For CHARSET
 #include <locale.h>
-#include <DtHelp/LocaleXlate.h>
+#include <Dt/LocaleXlate.h>
 #include "str_utils.h"
 
 MIMEBodyPart::MIMEBodyPart(DtMailEnv & error,

cde/programs/dtmail/libDtMail/RFC/Makefile.am

@@ -3,7 +3,7 @@ MAINTAINERCLEANFILES = Makefile.in
 noinst_LIBRARIES = libRFC.a
 
 libRFC_a_CXXFLAGS = -I../Common -I../../include -I../../include/utils \
-		    -I$(srcdir)/lib $(TIRPCINC) -DTTLOCK_OFF
+		    $(TIRPCINC) -DTTLOCK_OFF
 
 if SOLARIS
 libRFC_a_CXXFLAGS += -DMMAP_NORESERVE -DSPRO_V2

cde/programs/dtmail/libDtMail/RFC/RFCBodyPart.C

@@ -64,7 +64,7 @@
 //-------------------------------------
 #include <locale.h>
 #include <time.h>
-#include <DtHelp/LocaleXlate.h>
+#include <Dt/LocaleXlate.h>
 #include <errno.h>
 #include <stdlib.h>
 #include <limits.h>

cde/programs/dtmail/libDtMail/RFC/V3BodyPart.C

@@ -58,7 +58,7 @@
 
 // For CHARSET
 #include <locale.h>
-#include <DtHelp/LocaleXlate.h>
+#include <Dt/LocaleXlate.h>
 
 V3BodyPart::V3BodyPart(DtMailEnv & error,
 		       DtMail::Message * parent,